FILE PHOTO: White House economic adviser Larry Kudlow and chief of staff John Kelly (C) arrive prior to U.S. President Donald Trump delivering remarks on the South Lawn of the White House in Washington, U.S., July 27, 2018. REUTERS/Carlos Barria

WASHINGTON (Reuters) - President Donald Trump’s top economic adviser, Larry Kudlow, said on Friday there has been some communication “at the highest level” on trade between the United States and China in recent days.

Kudlow, answering questions from reporters on the White House driveway, would not say who was involved in the communication or what was discussed.